Toyota Prius 2002-06

Removal & Installation

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  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Remove radiator support opening cover.
  4.  
  5. Remove the left engine under cover.
  6.  
  7. Remove the right engine under cover.
  8.  
  9. Drain engine coolant.
  10.  
  11. Remove the 2 nuts and water inlet with radiator outlet hose.
  12.  
  13. Remove the thermostat.
  14.  
  15. Remove the gasket from the thermostat.
  16.  

To install:

  1. Install a new gasket to the thermostat.
  2.  
  3. Install the thermostat so the jiggle valve faces upward.

    Click image to see an enlarged view

    Fig. Positioning the thermostat

  4.  
  5. Install the water inlet with radiator outlet hose with the 2 nuts and tighten to 9.0 Nm (80 in. lbs)
  6.  
  7. Add engine coolant.
  8.  
  9. Check for engine coolant leaks.
  10.  
  11. Install the right engine under cover.
  12.  
  13. Install the left engine under cover.
  14.  
  15. Install radiator support opening cover.
  16.  

 
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